21753510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1097}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 52335072

約数和(自身を除く): 30581562

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 661, 1097, 1322, 1983, 2194, 3291, 3305, 3966, 5485, 6582, 6610, 9915, 10970, 16455, 19830, 32910, 725117, 1450234, 2175351, 3625585, 4350702, 7251170, 10876755, 21753510]

約数ペア:

[(1, 21753510), (2, 10876755), (3, 7251170), (5, 4350702), (6, 3625585), (10, 2175351), (15, 1450234), (30, 725117), (661, 32910), (1097, 19830), (1322, 16455), (1983, 10970), (2194, 9915), (3291, 6610), (3305, 6582), (3966, 5485)]